MyouProject/pixie
3
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

mask applyOpacity

Browse source
This commit is contained in:
Ryan Oldenburg 2021-02-08 16:39:24 -06:00
parent 72a4c3efb3
commit 191b89b50c
1 changed files with 6 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/pixie/masks.nim
View file

@ -109,5 +109,11 @@ proc getValueSmooth*(mask: Mask, x, y: float32): uint8 =
lerp(bottomMix, topMix, diffY)
proc applyOpacity*(mask: Mask, opacity: float32) =
## Multiplies the values of the mask by opacity.
let opacity = round(255 * opacity).uint32
for value in mask.data.mitems:
value = ((value * opacity) div 255).uint8
when defined(release):
{.pop.}